I. Application:
DW45 air circuit breaker (hereinafter referred as ACB), is suitable for distribution network of AC 50Hz/60Hz, with rated voltage of 400V/690V, rated current of 630A ~ 6300A. It can be used to distribute electric energy, protect the circuit and power equipment against overload, under-voltage, short-circuit, single-phase earthing, etc. ACB has intelligent protection function, accurate fault diagnosis, good selectivity, high sensitivity, and can improve the reliability and security of power supply. It’s easy to operate. What’s more, the operating mechanism and related accessories produced by our factory is fully adapted to this product.